Display screen or portion thereof with lock and alert frozen graphical user interface



The sole FIGURE is a front view of a display screen or portion thereofwith lock and alert frozen graphical user interface showing the newdesign.

The peripheral broken line depicted in the FIGURE showing the displayscreen or portion thereof is included for the purpose of illustratingenvironmental structure and forms no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withlock and alert frozen graphical user interface, as shown and described.